Mathematics: Mechanic's bids and estimates. Mensuration for beginners. Easy lessons in geometrical drawing. Elementary algebra. A first course in geometry. .... I.. II.. III.. IV.. V.Seymour Eaton Doubleday & McClure Company, 1899 - 340 σελίδες |
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Σελίδα 168
... given for each of the problems . The stu- dent is expected to follow the instructions and draw these figures for himself . хо A W B 1. To bisect a given straight ... draw a perpendicular line to 168 MATHEMATICS.
... given for each of the problems . The stu- dent is expected to follow the instructions and draw these figures for himself . хо A W B 1. To bisect a given straight ... draw a perpendicular line to 168 MATHEMATICS.
Σελίδα 170
... line . Lesson No. 2 PROBLEMS NOTE . -For convenience of reference the numbering of the prob- lems is continuous throughout the course . R H D S B 2 4. To draw a line parallel to a given line and at a given distance from it . B C Given ...
... line . Lesson No. 2 PROBLEMS NOTE . -For convenience of reference the numbering of the prob- lems is continuous throughout the course . R H D S B 2 4. To draw a line parallel to a given line and at a given distance from it . B C Given ...
Σελίδα 171
... a given angle . Let B be the given angle . From B as a center , with any convenient radius , describe the arc AC . From A and Cas centers , with convenient radius , describe arcs inter- B E A secting at D. Join B and D. Then BD is the line ...
... a given angle . Let B be the given angle . From B as a center , with any convenient radius , describe the arc AC . From A and Cas centers , with convenient radius , describe arcs inter- B E A secting at D. Join B and D. Then BD is the line ...
Σελίδα 172
... a draughtsman's T - square , and also a right triangle for ruling and measuring . PROBLEMS 7. To find a point in a straight line equally distant from two given points without the line . Given a line CD and two fixed points A and B without ...
... a draughtsman's T - square , and also a right triangle for ruling and measuring . PROBLEMS 7. To find a point in a straight line equally distant from two given points without the line . Given a line CD and two fixed points A and B without ...
Σελίδα 173
... A first course in geometry. .... I.. II.. III.. IV.. V. Seymour Eaton. 8. To divide a line into any number of equal parts . Given any line AB , and let it bo required to divide it into four equal parts . Draw any line , as AC , making ...
... A first course in geometry. .... I.. II.. III.. IV.. V. Seymour Eaton. 8. To divide a line into any number of equal parts . Given any line AB , and let it bo required to divide it into four equal parts . Draw any line , as AC , making ...
Συχνά εμφανιζόμενοι όροι και φράσεις
9 ft ABCD acres adjacent angles algebra angle ABC angle ACB angle BAC angle EDF angle equal Answer axle base BC Bisect breadth bricks circle circumference Construction cube cubic foot cylinder describe arcs diagonal diagram diameter Divide draw equal in area equilateral triangle expression exterior angle fence figure Find the area Find the cost Find the number Find the value floor given line given straight line greater highest common factor hypotenuse inches isosceles triangle Join Lesson Let ABC lever measure multiply number of cubic number of square opposite angle parallel parallelogram perpendicular plane Proof Proposition 31 Prove pulley QUESTIONS AND EXERCISES radius rectangle rectangular right angles right-angled triangle rule of signs shown sides solid square root square yard surface THEOREM thick triangle ABC wall weight wide
Δημοφιλή αποσπάσματα
Σελίδα 307 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz. either the sides adjacent to the equal...
Σελίδα 319 - Triangles upon the same base, and between the same parallels, are equal to one another.
Σελίδα 300 - Any two sides of a triangle are together greater than the third side.
Σελίδα 326 - To a given straight line to apply a parallelogram, which shall be equal to a given triangle, and have one of its angles equal to a given rectilineal angle.
Σελίδα 312 - If a straight line fall on two parallel straight lines, it makes the alternate angles equal to one another,and the exterior angle equal to the interior and opposite angle on the same side ; and also the two interior angles on the same side together equal to two right angles.
Σελίδα 332 - In any right-angled triangle, the square which is described upon the side subtending the right angle, is equal to the squares described upon the sides which contain the right angle.
Σελίδα 283 - If two angles of a triangle be equal to one another, the sides also which subtend, or are opposite to, the equal angles, shall be equal to one another.
Σελίδα 314 - To draw a straight line through a given point parallel to a given straight line. Let A be the given point, and BC the given straight line.
Σελίδα 279 - THE angles at the base of an isosceles triangle are equal to one another : and, if the equal sides be produced, the angles upon the other side of the base shall be equal.
Σελίδα 268 - A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another.